Finding the Third Proportional to 7,382,832.75 and 11,555,119.13
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Solution
The third proportional to 7,382,832.75 and 11,555,119.13 is: 18,085,304.45
Step by Step Solution
- Step 1: Write the proportion equation
7,382,832.75 : 11,555,119.13 = 11,555,119.13 : x - Step 2: Convert to fraction form
7,382,832.75/11,555,119.13 = 11,555,119.13/x - Step 3: Cross multiply
7,382,832.75x = 11,555,119.13 × 11,555,119.13 - Step 4: Simplify right side
7,382,832.75x = 133,520,777,992,940.77 - Step 5: Solve for x
x = 133,520,777,992,940.77/7,382,832.75 - Step 6: Final answer
x = 18,085,304.45
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.